- Big Bore Kit
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- Year
06+ TRX450R TRX 450R 520cc 100mm Cylinder Big Bore Stroker Kit Bored Cases
COMPLETE REBUILD WITH EVERYTHING EVEN CASES. FITS ALL'06+ HONDA TRX450R AND TRX450ER MODELS. NEW set of OEM crankcases that have been bored for the 100mm cylinder. CP 12.5:1 forged piston. Hotrods +3mm crank with rod. Complete gasket kit - head base exhaust case covers pump covers. Complete crankcase oil seal kit. HD clutch kit - fibers steels springs. Water pump mechanical seal and bearing. No mods of any kind are required to use this kit and piston runs on pump or race gas.
Please check your order thoroughly when receiving it. We recommend that this be installed by a qualified mechanic with experience doing this type of work.
Piston comes with specific instructions for setting ring gap. Failure to follow these exactly will result in motor failure.